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Oxygen - 85.84% Hydrogen - 10.82%

Chlorine - 1.94%

Sodium - 1.08%

Magnesium - 0.1292%

Sulfur - 0.091%

Calcium - 0.04%

Potassium - 0.04%

Bromine - 0.0067%

Carbon - 0.0028%

The main ones are Oxygen. Hydrogen, Chlorine and Sodium.

If you are looking for more information on this topic click on this link:

http://en.wikipedia.org/wiki/Seawater

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15y ago
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10y ago

The most important is sodium chloride; also exist magnesium, calcium and potassium chloride.

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Q: What substance is found in the sea?
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Related questions

What is the most common substance dissolved in sea water?

The most common substance dissolved in sea water is salt, specifically sodium chloride. Other substances found in sea water include magnesium, calcium, and potassium ions, as well as various gases such as oxygen and carbon dioxide.


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It is a mixture. A pure substance contains only one type of substance or one species of any substance or element. Sea water is a mixture of different salts dissolved in water. Thus, it is not a pure substance. Another point is that the different components of sea water can be observed separately.


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One substance found in sea water that comes from the atmosphere is oxygen. Oxygen dissolves in sea water from the atmosphere through processes like diffusion and photosynthesis by marine plants and phytoplankton. This dissolved oxygen is crucial for underwater animals to breathe and for various biochemical processes in the ocean.


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Water is an inorganic substance found in the cytoplasm of an amoeba.


What substance found in sea water comes from land?

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the simplest substance is air


What everyday kitchen substance is obtained from the sea?

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What substance is left when sea water is evaporated?

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